Phone calls: other person suddenly can't hear me anymore

[Johannes]

@Rikhen

I have the same problem: people complain not to hear me in good quality, often disrupteed

I think you may have a different problem - this topic describes people on the other end suddenly not being able to hear you at all, despite you being able to hear them perfectly well. General (i.e. from the onset of the call) audio quality issues are discussed here, but seeing as you also have calls that cut out often, probably this is a better match:

FP2 dropping calls

Today was the first time I did several phone calls with the FP2 and in maybe half the cases the call dropped after seconds or a minute. It seems to happen when I’m in the subway or first floor of a large building, but I have a strong feeling that this didn’t happen quite so often under the exact same conditions with my other smartphones. One time I barely walked down the stairs into the station and it was gone. In many of the cases the reception icon showed a decent reception (though I learned t…

Note that these things can be hardware related (couple of examples in the topic linked above) - in which case you’ll need to a file support ticket (or call them) so Fairphone can sort it out for you.